#!/bin/bash
#system OS auto install
#Mr.luo
#exit 2:not mount system iso
pxe_dir=/mnt/images/pxeboot
http_dir=/var/www/html
dhcp_dir=/etc/dhcp
echo "you has config dhcpd.conf."
read -p "are you sure to rewrite it,enter y or n: " option
option=`echo $option|tr A-Z a-z`
while ! [ $option == y -o $option == n -o $option == yes -o $option == no ];do
read -p "wrong choose.enter again: " option
option=echo $option|tr A-Z a-z
done
if [ $option == y -o $option == yes ];then
echo "dhcp setting..."
read -p "enter a dhcp subnet and netmask:" ip_sub net_mask
while [ -z $ip_sub ] || [ -z $net_mask ];do
read -p "wrong,enter again:" ip_sub net_mask
done
read -p "enter a dhcp range:" range_begin range_end
while [ -z $range_begin ] || [ -z $range_end ];do
read -p "wrong,enter again:" range_begin range_end
done
read -p "enter a dhcp router:" dhcp_router
done
read -p "enter a dhcp next_server:" next_server
while [ -z $next_server ];do
read -p "wrong,enter again:" next_server
done
else
ip_sub=`grep subnet -m1 $dhcp_dir/dhcpd.conf |awk ‘{print $2}‘`
net_mask=`grep subnet -m1 $dhcp_dir/dhcpd.conf |awk ‘{print $4}‘`
range_begin=`grep range -m1 $dhcp_dir/dhcpd.conf |awk ‘{print $2}‘`
range_end=`grep range -m1 $dhcp_dir/dhcpd.conf |awk ‘{print $3}‘|sed ‘s/;//‘`
dhcp_router=`grep routers -m1 $dhcp_dir/dhcpd.conf |awk ‘{print $3}‘|sed ‘s/;//‘`
next_server=`grep next-server -m1 $dhcp_dir/dhcpd.conf |awk ‘{print $2}‘|sed ‘s/;//‘`
fi
else
echo "dhcp setting..."
read -p "enter a dhcp subnet and netmask:" ip_sub net_mask
while [ -z $ip_sub ] || [ -z $net_mask ];do
read -p "wrong,enter again:" ip_sub net_mask
done
read -p "enter a dhcp range:" range_begin range_end
while [ -z $range_begin ] || [ -z $range_end ];do
read -p "wrong,enter again:" range_begin range_end
done
read -p "enter a dhcp router:" dhcp_router
while [ -z $dhcp_router ];do
read -p "wrong,enter again:" dhcp_router
done
read -p "enter a dhcp next_server:" next_server
while [ -z $next_server ];do
read -p "wrong,enter again:" next_server
done
fi
#check dhcp and install it.
dhcp_setting () {
rpm -q dhcp >> /dev/null || yum install -y dhcp
cat << EOF > /etc/dhcp/dhcpd.conf
default-lease-time 600;
max-lease-time 7200;
log-facility local7;
subnet $ip_sub netmask $net_mask {
range $range_begin $range_end;
option routers $dhcp_router;
next-server $next_server;
filename="pxelinux.0";
}
EOF
#if you enter wrong parameter,you can config /etc/dhcp/dhcpd.conf.
}
if grep default-lease-time $dhcp_dir/dhcpd.conf >>/dev/null && grep max-lease-time $dhcp_dir/dhcpd.conf >>/dev/null && grep log-facility $dhcp_dir/dhcpd.co
#!/bin/bash
#system OS auto install
#exit 2:not mount system iso
pxe_dir=/mnt/images/pxeboot
http_dir=/var/www/html
dhcp_dir=/etc/dhcp
#dhcp server config
#check dhcpd.conf
echo "you has config dhcpd.conf."
read -p "are you sure to rewrite it,enter y or n: " option
option=`echo $option|tr A-Z a-z`
while ! [ $option == y -o $option == n -o $option == yes -o $option == no ];do
read -p "wrong choose.enter again: " option
option=echo $option|tr A-Z a-z
done
#set dhcp global value
if [ $option == y -o $option == yes ];then
echo "dhcp setting..."
read -p "enter a dhcp subnet and netmask:" ip_sub net_mask
while [ -z $ip_sub ] || [ -z $net_mask ];do
read -p "wrong,enter again:" ip_sub net_mask
done
read -p "enter a dhcp range:" range_begin range_end
while [ -z $range_begin ] || [ -z $range_end ];do
read -p "wrong,enter again:" range_begin range_end
done
read -p "enter a dhcp router:" dhcp_router
done
read -p "enter a dhcp next_server:" next_server
while [ -z $next_server ];do
read -p "wrong,enter again:" next_server
done
else
ip_sub=`grep subnet -m1 $dhcp_dir/dhcpd.conf |awk ‘{print $2}‘`
net_mask=`grep subnet -m1 $dhcp_dir/dhcpd.conf |awk ‘{print $4}‘`
range_begin=`grep range -m1 $dhcp_dir/dhcpd.conf |awk ‘{print $2}‘`
range_end=`grep range -m1 $dhcp_dir/dhcpd.conf |awk ‘{print $3}‘|sed ‘s/;//‘`
dhcp_router=`grep routers -m1 $dhcp_dir/dhcpd.conf |awk ‘{print $3}‘|sed ‘s/;//‘`
next_server=`grep next-server -m1 $dhcp_dir/dhcpd.conf |awk ‘{print $2}‘|sed ‘s/;//‘`
fi
else
echo "dhcp setting..."
read -p "enter a dhcp subnet and netmask:" ip_sub net_mask
while [ -z $ip_sub ] || [ -z $net_mask ];do
read -p "wrong,enter again:" ip_sub net_mask
done
read -p "enter a dhcp range:" range_begin range_end
while [ -z $range_begin ] || [ -z $range_end ];do
read -p "wrong,enter again:" range_begin range_end
done
read -p "enter a dhcp router:" dhcp_router
while [ -z $dhcp_router ];do
read -p "wrong,enter again:" dhcp_router
done
read -p "enter a dhcp next_server:" next_server
while [ -z $next_server ];do
read -p "wrong,enter again:" next_server
done
fi
#check dhcp and install it.
dhcp_setting () {
rpm -q dhcp >> /dev/null || yum install -y dhcp
cat << EOF > /etc/dhcp/dhcpd.conf
default-lease-time 600;
max-lease-time 7200;
log-facility local7;
subnet $ip_sub netmask $net_mask {
range $range_begin $range_end;
option routers $dhcp_router;
next-server $next_server;
filename="pxelinux.0";
}
EOF
#if you enter wrong parameter,you can config /etc/dhcp/dhcpd.conf.
}
#tftp server check,install and set.
tftp_server () {
rpm -q tftp-server >> /dev/null || yum install -y tftp-server
rpm -q syslinux >> /dev/null || yum install -y syslinux
if [ -d /mnt/isolinux ] && [ -d /mnt/images ];then
cp -f $pxe_dir/{initrd.img,vmlinuz} /var/lib/tftpboot/
cp -f /mnt/isolinux/{boot.msg,vesamenu.c32,splash.jpg} /var/lib/tftpboot/
#pxelinux file copy
cp /usr/share/syslinux/pxelinux.0 /var/lib/tftpboot/
[ -d /var/lib/tftpboot/pxelinux.cfg ] || mkdir /var/lib/tftpboot/pxelinux.cfg
cp /mnt/isolinux/isolinux.cfg /var/lib/tftpboot/pxelinux.cfg/default
sed -i ‘0,/append\ initrd=initrd.img/ s/append\ initrd=initrd.img/append\ initrd=initrd.img\ ks=http:\/\/‘$next_server‘\/ks.cfg/‘ /var/lib/tftpboot/
pxelinux.cfg/default
echo "pxeboot copy finished."
else
echo "you should mount system iso to /mnt/ first."
exit 2
fi
}
linux_version=`cat /mnt/RELEASE-NOTES-en-US.html |grep title|awk ‘{print $1 $2}‘|awk -F">" ‘{print $2}‘`
#system iso http repo
iso_web () {
rpm -q httpd >> /dev/null || yum install -y httpd
[ -d $http_dir/$linux_version ] || mkdir $http_dir/$linux_version
mount --bind /mnt/ $http_dir/$linux_version
}
#config kickstart
system_install () {
cat << EOF > $http_dir/ks.cfg
install
url --url="http://$next_server/$linux_version/"
lang en_US.UTF-8
keyboard us
network --onboot no --device eth0 --bootproto dhcp --noipv6
rootpw --plaintext 123456
authconfig --enableshadow --passalgo=sha512
graphical
firstboot --disable
bootloader --append="crashkernel=auto rhgb quiet" --location=mbr --driveorder="sda"
selinux --disabled
logging --level=info
reboot
timezone --utc Asia/Shanghai
zerombr
clearpart --all --initlabel
part /boot --fstype ext4 --size=100
part swap --fstype swap --size=2048
part pv.01 --size=1 --grow
volgroup vg_root pv.01
logvol / --vgname=vg_root --fstype ext4 --size=1 --grow --name=lv_root
%packages --nobase
@core
%end
EOF
echo "anaconda finished"
}
dhcp_setting
tftp_server
iso_web
system_install
时间： 2024-10-08 07:18:52